Individual Calculations September 2019
 Longson, Alexander  Total change: -11.80  Rating chartPersonal card
 Vienna Chess Open A Vienna AUT 2019-08-17
RcRownchangeKK*chgGame
 2074 2310 1.00 2 -0.59 20 -11.80 
  Ostolazaga Barragan, Eneko 2067 ESP0.501-0.3020-6.00 
  Hruby, Milan 2081 CZE0.501-0.2920-5.80 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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